OT-2026-000020337
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000020337) never changes.
Identity and time
| Publication number | OT-2026-000020337 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7f5c-8a6f-c8555df7ab7d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020337 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5cfac30d3b0b68a9e8c1a94c2bf1840f922f5dd6a0b68bbd84ca93783bab051f |
|---|---|
| Markdown | 725c48b18c2260466d0ec2c210ce01a38b9bdebb3ab29dc2cdab08ebbc118e10 |
| Publication page | 60d2dfacb2c66cde8ba2ca2e592814ee4246989fba7c7d8342c78729a21158e3 |
| Manifest | aa0f0263e8d36b6892d46935919c91783b41170d162e21ac1f9703946e26f8fd |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | MkuaSh3wnJmiDm3+eE6DY3/bWN2OTlDSN21C8t85QWzKf0ppurtvTV0yHwpZi22K3OUG0yrvewaDpPHY+m0lDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:00:06.896398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020337observed 60d2dfacb2c66cde8ba2ca2e592814ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:06.871100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020337/manifest.jsonobserved aa0f0263e8d36b6892d46935919c9178...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.843965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020337/publication.mdobserved 725c48b18c2260466d0ec2c210ce01a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.827818Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000020337/publication.txtobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.457469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020337observed 60d2dfacb2c66cde8ba2ca2e592814ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.437088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020337/manifest.jsonobserved aa0f0263e8d36b6892d46935919c9178...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.418545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020337/publication.mdobserved 725c48b18c2260466d0ec2c210ce01a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.400181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020337/publication.txtobserved 5cfac30d3b0b68a9e8c1a94c2bf1840f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|